// SPDX-License-Identifier: Apache-2.0 #pragma once #include #include #include #include #include struct Device; #ifdef __cplusplus extern "C" { #endif /** * @brief Dummy class-D amplifier configuration. * * Covers any speaker amp with no I2C/register interface -- just I2S data in plus an * optional GPIO enable (SD) pin -- e.g. MAX98357A, NS4168. There is no I2C parent; the * device sits standalone in the devicetree and only references the I2S controller by name. */ struct DummyI2sAmpConfig { /** I2S controller device that carries audio data */ struct Device* i2s_device; /** Optional amplifier enable pin (SD pin). GPIO_PIN_SPEC_NONE if not wired. */ struct GpioPinSpec enable_pin; }; #ifdef __cplusplus } #endif